Question

Let E and F be two disjoint closed subsets in metric space (X,d). Prove that there...

Let E and F be two disjoint closed subsets in metric space (X,d). Prove that there exist two disjoint open subsets U and V in (X,d) such that U⊃E and V⊃F

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Suppose that E is a closed connected infinite subset of a metric space X. Prove that...
Suppose that E is a closed connected infinite subset of a metric space X. Prove that E is a perfect set.
Let (X, d) be a compact metric space and F: X--> X be a function such...
Let (X, d) be a compact metric space and F: X--> X be a function such that d(F(x), F(y)) < d(x, y). Let G: X --> R be a function such that G(x) = d(F(x), x). Prove G is continuous (assume that it is proved that F is continuous).
If A and B are closed subsets of a metric space X, whose union and intersection...
If A and B are closed subsets of a metric space X, whose union and intersection are connected, show that A and B themselves are connected. Give an example showing that the assumption of closedness is essential.
Let (X,d) be a metric space. Let E ⊆ X. Consider the set L of all...
Let (X,d) be a metric space. Let E ⊆ X. Consider the set L of all points in X which are limits of sequences contained in E. Prove or disprove the following: (a) L⊆E. (b) L⊆Ē. (c) L̄ ⊆ Ē.
Let (X, d) be a compact metric space and let A ⊆ X. Suppose that A...
Let (X, d) be a compact metric space and let A ⊆ X. Suppose that A is not compact. Prove that there exists a continuous function f : A → R, from (A, d) to (R, d|·|), which is not uniformly continuous.
Prove that the Gromov-Hausdorff distance between subsets X and Y of some metric space Z is...
Prove that the Gromov-Hausdorff distance between subsets X and Y of some metric space Z is 0 if and only if X = Y question related to Topological data analysis 2
Let (X, d) be a metric space, and let U denote the set of all uniformly...
Let (X, d) be a metric space, and let U denote the set of all uniformly continuous functions from X into R. (a) If f,g ∈ U and we define (f + g) : X → R by (f + g)(x) = f(x) + g(x) for all x in X, show that f+g∈U. In words,U is a vector space over R. (b)If f,g∈U and we define (fg) : X → R by (fg)(x) = f(x)g(x) for all x in X,...
Given a metric space Z and F⊆X⊆Z define F is relatively closed in X. Show, F...
Given a metric space Z and F⊆X⊆Z define F is relatively closed in X. Show, F is relatively closed in X if and only if there is a closed set C⊆Z such that F=C∩X.
Given a metric space Z and F⊆X⊆Z define F is relatively closed in X. Show, F...
Given a metric space Z and F⊆X⊆Z define F is relatively closed in X. Show, F is relatively closed in X if and only if there is a closed set C⊆Z such that F=C∩X.
Let (X,d) be a metric space which contains an infinite countable set Ewith the property x,y...
Let (X,d) be a metric space which contains an infinite countable set Ewith the property x,y ∈ E ⇒ d(x,y) = 1. (a) Show E is a closed and bounded subset of X. (b) Show E is not compact. (c) Explain why E cannot be a subset of Rn for any n.